package com.atguigu.gulimall.order.controller;

import com.atguigu.gulimall.order.entity.OrderEntity;
import com.atguigu.gulimall.order.entity.OrderReturnReasonEntity;
import org.springframework.amqp.rabbit.connection.CorrelationData;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import java.util.Date;
import java.util.UUID;

/**
 * @author ly
 */
@RestController
public class RabbitController {

    @Autowired
    RabbitTemplate rabbitTemplate;

    @GetMapping("/sendMq")
    public String sendMq(@RequestParam(value = "num",defaultValue = "10") Integer num) {
        for (int i = 0; i < num; i++) {
            if (i%2 == 0) {
                OrderReturnReasonEntity reasonEntity = new OrderReturnReasonEntity();
                reasonEntity.setId(1L);
                reasonEntity.setCreateTime(new Date());
                reasonEntity.setName("测试发送消息");
                String msg = "Hello World";
                //1、发送消息,如果发送的消息是个对象，我们会使用序列化机制，将对象写出去
                //2、发送的对象类型的消息，可以是一个json
                //CorrelationData指定消息的唯一id
                rabbitTemplate.convertAndSend("hello-java-exchange",
                        "hello-java",reasonEntity,new CorrelationData(UUID.randomUUID().toString()));
            }else {
                OrderEntity entity = new OrderEntity();
                entity.setOrderSn(UUID.randomUUID().toString());
                rabbitTemplate.convertAndSend("hello-java-exchange",
                        "hello-java2",entity,new CorrelationData(UUID.randomUUID().toString()));
            }
        }
        return "ok";
    }
}
